NO.... Acid screws up the action of cure... nitrite....
May I suggest you try the recipe AS-IS... Check the results... then alter it...
Fruit Juice pH Levels
Apples, oranges, grapes and cranberries are all moderately acidic. Cranberry juice is the most acidic, with an approximate pH value of 2.3 to 2.5. Grape juice has a pH of 3.3; apple juice has an approximate pH value of between 3.35 and 4; the pH of orange juice ranges from 3.3 to 4.2.
Hey Dave...my local grocer has ~20# fresh hams now!! I will be making one real soon!!!! I plan on following your recipe.
$1.79/lb. for the whole bone in ham....it will be around $35 bucks for a 20ish lb. ham.